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CVE-2019-11325

Date: November 21, 2019

An issue was discovered in Symfony before 4.2.12 and 4.3.x before 4.3.8. The VarExport component incorrectly escapes strings, allowing some specially crafted ones to escalate to execution of arbitrary PHP code. This is related to symfony/var-exporter.

Language: PHP

Severity Score

Related Resources (10)

https://security-tracker.debian.org/tracker/CVE-2019-11325
https://symfony.com/blog/cve-2019-11325-fix-escaping-of-strings-in-varexporter
https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/symfony/CVE-2019-11325.yaml
https://symfony.com/blog/symfony-4-3-8-released
https://nvd.nist.gov/vuln/detail/CVE-2019-11325
https://github.com/symfony/symfony/releases/tag/v4.3.8
https://github.com/FriendsOfPHP/security-advisories/blob/master/symfony/var-exporter/CVE-2019-11325.yaml
https://github.com/symfony/var-exporter/compare/d8bf442...57e00f3
https://symfony.com/cve-2019-11325
https://www.mend.io/vulnerability-database/CVE-2019-11325

Severity Score

Weakness Type (CWE)

Improper Encoding or Escaping of Output

CWE-116

Improper Input Validation

CWE-20

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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